Two-Channel Dash Cams for Front-and-Rear Coverage

It is one recording system with two video inputs, most often a front camera and a wired rear camera.

A two-channel kit normally records both feeds simultaneously to the main unit's memory card. Confirm the supported resolutions when both channels are active.

Yes, but the cable needs safe slack through the hinge area and must not obstruct airbags, trim clips or the hatch mechanism.

Two video streams consume storage faster than one. Use a capacity and endurance class approved by the exact camera manufacturer.